Steven R. Larsen

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Oakdale, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Lead-acid cell and positive plate and alloy therefor
- Patent number 6,423,451
- Issue date Jul 23, 2002
- GNB Technologies, Inc.
- Steven R. Larsen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for making lead-acid grids and cells and batteries using suc...
- Patent number 5,948,566
- Issue date Sep 7, 1999
- GNB Technologies, Inc.
- Steven R. Larsen
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Sealant composition, cell and battery cover, and cell battery prepa...
- Patent number 5,709,967
- Issue date Jan 20, 1998
- GNB Technologies, Inc.
- Steven R. Larsen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antimony-arsenic-tin-selenium lead-based strap alloys for lead-acid...
- Patent number 5,650,242
- Issue date Jul 22, 1997
- GNB Technologies, Inc.
- Purushothama Rao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery grids and plates and lead-acid batteries made using such gr...
- Patent number 5,434,025
- Issue date Jul 18, 1995
- GNB Battery Technologies Inc.
- Purushothama Rao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Antimony - arsenic-tin-selenium lead-based strap alloys for lead-ac...
- Patent number 5,169,734
- Issue date Dec 8, 1992
- GNB Incorporated
- Purushothama Rao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...